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Interface - I/O Expanders : 916 - Page 17

Interface - I/O Expanders provide a practical solution for expanding the number of input/output ports available in a microcontroller or microprocessor system. These components enable designers to add more peripherals without the need for additional processing units, thus simplifying circuit design and reducing overall costs.

I/O Expanders, from top manufacturers like Microchip Technology and NXP Semiconductors, come in various types such as SPI, I2C, and GPIO expanders. These devices allow seamless integration with existing systems, enabling efficient control of multiple devices including sensors, displays, and actuators.

Utilizing I/O Expanders increases the versatility and functionality of electronic systems, making them an indispensable component in modern embedded systems design, robotics, and industrial automation.

Select Images Part Number Mfr Description Datasheet Availability Price Qty RFQ Rohs ECAD Model

Mfr. Part No.
PCAL6416APW,118

WS Part No.

NXP / Nexperia

Interface - I/O Expanders 16b I2C BUS INTERUPT
Datasheet

4,600 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA9554DB,118

WS Part No.
791497-PCA9554DB,118

NXP / Nexperia

IC I/O EXPANDER I2C 8B 16SSOP / I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin SSOP T/R
Datasheet

1,780 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
PCA9537DP,118

WS Part No.

NXP / Nexperia

Interface - I/O Expanders I2C/SMBUS 4BIT GPIO
Datasheet

13,218 pieces In Stock

MOQ: 13

rohs

Mfr. Part No.
PCA9675PW,112

WS Part No.
102168-PCA9675PW,112

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

4,510 pieces In Stock

MOQ: 10

rohs

Mfr. Part No.
PCA9554PWRG4

WS Part No.
115514-PCA9554PWRG4

Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet

28,600 pieces In Stock

MOQ: 45

rohs

Mfr. Part No.
PCA9534ARGTRG4

WS Part No.

Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 16VQFN

7,240 pieces In Stock

MOQ: 21

rohs

Mfr. Part No.
PCA9534ARGTR

WS Part No.
026457-PCA9534ARGTR

Texas Instruments

IC I/O EXPANDER I2C 8B 16VQFN
Datasheet

7,450 pieces In Stock

MOQ: 21

rohs

Mfr. Part No.
PCA8575PW,118

WS Part No.
1086738-PCA8575PW,118

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

4,590 pieces In Stock

MOQ: 22

rohs

Mfr. Part No.
PCA8575PW,112

WS Part No.
101469-PCA8575PW,112

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24TSSOP
Datasheet

4,670 pieces In Stock

MOQ: 22

rohs

Mfr. Part No.
CAT9555WI

WS Part No.
1159249-CAT9555WI

Catalyst Semiconductor

16-bit I2C and SMBus I/O Port with Interrupt

Low Stock
Available

MOQ: 23

rohs

Mfr. Part No.
PCF8574ATS/3,118

WS Part No.
104386-PCF8574ATS/3,118

NXP / Nexperia

IC I/O EXPANDER I2C 8B 20SSOP
Datasheet

138 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
MAX7329AWE+T

WS Part No.
1498371-MAX7329AWE+T

Maxim Integrated

IC XPNDR 100KHZ I2C 16SOIC
Datasheet

10 pieces
Stock Available

MOQ: 1

rohs

Mfr. Part No.
PCF8574ATS/3

WS Part No.
1236229-PCF8574ATS/3

NXP / Nexperia

I2C Interface 100kHz 6V 20-Pin SSOP / Remote 8-bit I/O expander for I2C-bus with interrupt

1,780 pieces In Stock

MOQ: 30

rohs

Mfr. Part No.
TPT29555-TS5R

WS Part No.

3Peak

16 I2C TSSOP-24 I/O Expanders RoHS

26,000 pieces In Stock

MOQ: 145

rohs

Mfr. Part No.
PM8054B-F3GI

WS Part No.
811968-PM8054B-F3GI

Microchip Technology

PM8054: SXP 12G

100 pieces In Stock

MOQ: 1

rohs

Mfr. Part No.
MAX7311ATG+

WS Part No.
786955-MAX7311ATG+

Maxim Integrated

I2C/SMBus Interface 400kHz 5.5V Automotive 24-Pin TQFN EP / IC I/O EXPANDER I2C 16B 24TQFN
Datasheet

Low Stock
Available

MOQ: 2

rohs

Mfr. Part No.
MAX7311ATG

WS Part No.
632163-MAX7311ATG

Maxim Integrated

I/O PORT EXPANDER / I/O Expander 16 I2C, SMBus 400 kHz 24-TQFN-EP (4x4)

Low Stock
Available

MOQ: 2

rohs

Mfr. Part No.
STMPE1801BJR

WS Part No.
1103583-STMPE1801BJR

STMicroelectronics

IC PORT EXPANDER 18BIT 25FIPCHIP
Datasheet

80,000 pieces In Stock

MOQ: 10

rohs

Mfr. Part No.
PCA9555PW,112

WS Part No.
1261061-PCA9555PW,112

NXP / Nexperia

IC I/O EXPANDER I2C 16B 24TSSOP / I/O Expander 16 I²C, SMBus 400 kHz 24-TSSOP
Datasheet

95,970 pieces In Stock

MOQ: 55

rohs

Mfr. Part No.
PCA9555PW

WS Part No.
345223-PCA9555PW

NXP / Nexperia

16-bit I2C and SMBus I/O port with interrupt / I2C/SMBus Interface 100kHz/400kHz 5.5V 24-Pin TSSOP

100,000 pieces In Stock

MOQ: 55

rohs
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